Angelique Brunner Buys Shares of CoStar Group

Angelique Brunner recently bought 8,262 shares of CoStar Group, Inc. (NasdaqGS: CSGP) on June 23, 2026. The transaction did not disclose a purchase price. This move adds to the insider activity at CoStar Group, reflecting continued interest from company insiders.

Insider Buying and Selling at CoStar Group, Inc.

On June 23, 2026, multiple insiders, including Angelique Brunner, purchased 8,262 shares each of CoStar Group. These transactions were not part of any pre-planned trading arrangements. Other insiders involved in similar purchases on the same day include John Berisford, John Hill, Louise Sams, Rachel Glaser, and Christine McCarthy.

Other Institutional Activity in CoStar Group

Vanguard Portfolio Management LLC opened a new position in CoStar Group, acquiring 38,234,133 shares valued at approximately $1.54 billion. BlackRock, Inc. trimmed its stake by 162,442 shares, bringing its total to 33,808,184 shares worth about $1.36 billion, a 0.5% decrease. Vanguard Capital Management LLC also initiated a new position with 27,423,903 shares valued at around $1.11 billion. State Street Corp increased its holdings slightly by 18,623 shares, totaling 18,650,975 shares valued at $752.4 million. Meanwhile, Principal Financial Group Inc added 130,118 shares, bringing its total to 17,696,192 shares worth approximately $713.9 million.

CoStar Group, Inc. Stock Down 9.9%

Shares of CoStar Group traded near $30.51 on Thursday. The company has a market cap of about $11.93 billion and a sky-high P/E ratio of 417.4, indicating high investor expectations. The stock's 52-week range spans from a low of $29.08 to a high of $97.43. It has a 50-day moving average of $34.55 and a 200-day moving average of $56.86. CoStar Group's current ratio stands at 2.20, with a quick ratio of 1.94, and a debt-to-equity ratio of 14.53.

Analysts Set New Price Targets

On June 24, 2026, Wells Fargo maintained a 'sell' rating on CoStar Group with a price target of $26. Earlier, on June 4, 2026, Benchmark initiated coverage with a 'buy' rating and a target of $45. Other analysts like B of A Securities and Stephens & Co. have maintained 'hold' and 'buy' ratings, respectively, with targets of $37 and $42. The consensus among 20 analysts is a 'buy' rating, with an average target price of $48.25.

About CoStar Group

CoStar Group, Inc. is a leader in providing information, analytics, and online marketplace services for the real estate industry and related businesses. Based in Arlington, Virginia, and led by CEO Andrew C. Florance, CoStar delivers a comprehensive suite of products, including property inventory, lease data management, and sales transaction databases. The company also operates several specialized online platforms like Apartamentos.com, LoopNet.com, and Homes.com, serving clients across the United States, Australia, Canada, Europe, the Asia Pacific, and Latin America.

Bottom Line

Insider purchases at CoStar Group suggest confidence from within the company. While the stock has seen a significant range over the past year, it remains a key player in the real estate services sector. Investors often track such insider activity for possible insights into future performance, though these filings are retrospective and may not reflect current positions.